Thursday, Nov 29, 2012 - 8:00 AM
"Hunting The Edge of Space - The Mystery of the Milky Way"
Three centuries of engineering produce telescopes far beyond Galileo's simple spyglass. They perch on mountaintops, orbit the Earth and circle other planets; together they reveal the solar system in greater and greater detail. This episode visits today's most powerful telescopes and embarks on a journey to the planets and moons. Part 1 of 2G